Via @archdaily, a house addition in Dublin, Ireland for a house that backs onto the railway line. "A reversal occurs resulting in the rear of houses being presented as the new front."

"This project makes a buffer in the form of a brick thickness that is added to the rear of one such house. A new family room, an extended kitchen/dining area and an extended first floor bedroom are accommodated in this thickness." More at A2 Architects. Photo: Courtesy of A2 Architects.